Perfectionnements aux dispositifs exploseurs de mines,申请号FRD757734-传众专利搜索

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发明名称	Perfectionnements aux dispositifs exploseurs de mines
摘要
申请公布号	FR757734(A)	申请公布日期	1933.12.30
申请号	FRD757734	申请日期	1933.06.28
申请人	ETABLISSEMENTS E. RAGONOT	发明人
分类号	F42D1/05	主分类号	F42D1/05
代理机构		代理人
主权项
地址

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